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How to execute raw SQL in Flask-SQLAlchemy app
... raw SQL then you control the transactions, so you have to issue the BEGIN and COMMIT statements yourself.
– Miguel
Jan 30 '14 at 23:47
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Opening Vim help in a vertical split window
...er the window splits on the left/top or the right/bottom with topleft (to) and botright (bo). For example, to open help in the right window of a vertical split:
:vert bo help
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Can a project have multiple origins?
...ository. You can configure a second remote, push to/pull from that remote, and setup some branches to track branches from that remote instead of origin.
Try adding a remote called "github" instead:
$ git remote add github https://github.com/Company_Name/repository_name.git
# push master to github...
How do I display the current value of an Android Preference in the Preference summary?
...ntry());
}
}
This is easily extensible to other preference classes.
And by using the getPreferenceCount and getPreference functionality in PreferenceScreen and PreferenceCategory, you could easily write a generic function to walk the preference tree setting the summaries of all preferences of...
How do you increase the max number of concurrent connections in Apache?
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Here's a detailed explanation about the calculation of MaxClients and MaxRequestsPerChild
http://web.archive.org/web/20160415001028/http://www.genericarticles.com/mediawiki/index.php?title=How_to_optimize_apache_web_server_for_maximum_concurrent_connections_or_increase_max_clients_in_apach...
T-SQL - function with default parameters
...trated. I am not getting advantage of default concept here... I need to go and change all the places now.
– LCJ
Sep 12 '14 at 20:26
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What does @hide mean in the Android source code?
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Android has two types of APIs that are not accessible via SDK.
The first one is located in package com.android.internal. The second API type is a collection of classes and methods that are marked with the @hide Javadoc attr...
how to provide a swap function for my class?
...is the proper use of swap. Write it this way when you write "library" code and want to enable ADL (argument-dependent lookup) on swap. Also, this has nothing to do with SFINAE.
// some algorithm in your code
template<class T>
void foo(T& lhs, T& rhs) {
using std::swap; // enable '...
Difference between @OneToMany and @ElementCollection?
What is the difference between using a @OneToMany and @ElementCollection annotation since both work on the one-to-many relationship?
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How do I drop a foreign key constraint only if it exists in sql server?
...gn_keys
WHERE object_id = OBJECT_ID(N'dbo.FK_TableName_TableName2')
AND parent_object_id = OBJECT_ID(N'dbo.TableName')
)
ALTER TABLE [dbo.TableName] DROP CONSTRAINT [FK_TableName_TableName2]
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